// Tencent is pleased to support the open source community by making RapidJSON
// available.
//
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip. All
// rights reserved.
//
// Licensed under the MIT License (the "License"); you may not use this file
// except in compliance with the License. You may obtain a copy of the License
// at
//
// http://opensource.org/licenses/MIT
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations under
// the License.

#ifndef RAPIDJSON_INTERNAL_SWAP_H_
#define RAPIDJSON_INTERNAL_SWAP_H_

#include "../rapidjson.h"

#if defined(__clang__)
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(c++ 98 - compat)
#endif

RAPIDJSON_NAMESPACE_BEGIN
namespace internal {

//! Custom swap() to avoid dependency on C++ <algorithm> header
/*! \tparam T Type of the arguments to swap, should be instantiated with
   primitive C++ types only. \note This has the same semantics as std::swap().
*/
template <typename T>
inline void Swap(T &a, T &b) RAPIDJSON_NOEXCEPT {
  T tmp = a;
  a = b;
  b = tmp;
}

}  // namespace internal
RAPIDJSON_NAMESPACE_END

#if defined(__clang__)
RAPIDJSON_DIAG_POP
#endif

#endif  // RAPIDJSON_INTERNAL_SWAP_H_
